913601957 has 2 divisors, whose sum is σ = 913601958. Its totient is φ = 913601956.

The previous prime is 913601917. The next prime is 913601959. The reversal of 913601957 is 759106319.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 906371236 + 7230721 = 30106^2 + 2689^2 .

It is a cyclic number.

It is not a de Polignac number, because 913601957 - 2⁸ = 913601701 is a prime.

Together with 913601959, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (913601959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 456800978 + 456800979.

It is an arithmetic number, because the mean of its divisors is an integer number (456800979).

Almost surely, 2^913601957 is an apocalyptic number.

It is an amenable number.

913601957 is a deficient number, since it is larger than the sum of its proper divisors (1).

913601957 is an equidigital number, since it uses as much as digits as its factorization.

913601957 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 51030, while the sum is 41.

The square root of 913601957 is about 30225.8491526706. The cubic root of 913601957 is about 970.3289906830.

The spelling of 913601957 in words is "nine hundred thirteen million, six hundred one thousand, nine hundred fifty-seven".